Finding the Third Proportional to 271,956.50 and 589,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,956.50 : 589,111.50 = 589,111.50 : x
2. Step 2: Convert to fraction form
   271,956.50/589,111.50 = 589,111.50/x
3. Step 3: Cross multiply
   271,956.50x = 589,111.50 × 589,111.50
4. Step 4: Simplify right side
   271,956.50x = 347,052,359,432.25
5. Step 5: Solve for x
   x = 347,052,359,432.25/271,956.50
6. Step 6: Final answer
   x = 1,276,131.88